package com.atguigu.gulimall.order.config;

import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;

/**
 * @Author baiWT
 * @Description
 * @Date 2022/4/7 23:32
 **/
@Configuration
public class MyRabbitConfig {

    @Resource
    private RabbitTemplate rabbitTemplate;

    /**
     * 使用JSON序列化极致，进行消息转换
     * @return
     */
    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    /**
     * 定制RabbitTemplate
     */
    @PostConstruct//MyRabbitConfig对象创建完毕后，执行这个方法
    public void initRabbitTemplate(){
        //设置确认回调
        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
            /**
             * 只要消息抵达broker就ack=true
             * @param correlationData 当前消息的唯一关联数据
             * @param b 消息是否成功接受
             * @param s 失败的原因
             */
            @Override
            public void confirm(CorrelationData correlationData, boolean b, String s) {
                System.out.println("correlationData==>["+correlationData+"]==>b==>["+b+"]==>s==>["+s+"]");
            }
        });

        //设置消息抵达队列确认回调
        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
            /**
             * 消息抵达投递失败的回调
             * @param message
             * @param i
             * @param s
             * @param s1
             * @param s2
             */
            @Override
            public void returnedMessage(Message message, int i, String s, String s1, String s2) {
                System.out.println("message==>["+message+"]==>回复状态码==>["+i+"]==>回复文本内容==>["+s+"]==>交换机名称==>["+s1+"]==>路由🗡==>["+s2+"]");
            }
        });
    }
}
